Terminal Command to get the list of available shells in macOS

If you want to know the list of available shells on your macOS (Catalina, Mojave, Big Sur) you can try the command cat /etc/shells, this will print list of all shells that are available,

mac:~ code2care$ cat /etc/shells
# List of acceptable shells for chpass(1).
# Ftpd will not allow users to connect who are not using
# one of these shells.

/bin/bash
/bin/csh
/bin/dash
/bin/ksh
/bin/sh
/bin/tcsh
/bin/zsh

mac:~ code2care$

✏️ Z Shell (Zsh) is the default. shell shipped since macOS Catalina and BigSur